added common API error handler function, closes #1066

openid-connect-server-webapp/src/main/webapp/resources/js/admin.js

@@ -1013,6 +1013,47 @@ var AppRouter = Backbone.Router.extend({
 // this gets init after the templates load
 var app = null;
 
+var apiErrorHandler = function(msg) {
+	return function(model, response, options) {
+		if (msg.log) {
+			console.log(msg.log);
+		}
+		
+		var header = "";
+		var message = "";
+		
+		message += $.t('error.message');
+
+		if (response.responseJSON) {
+			header += response.responseJSON.error;
+			message += response.responseJSON.error_description;
+		}
+
+		if (msg.message) {
+			message += $.t(options.message);
+		}	
+		
+		if (response.status == 401) {
+			// unauthorized means the session probably timed out, prompt the user to reload the page
+			message += $('#tmpl-page-reload').html();
+		}
+		
+		$('#modalAlert').i18n();
+		$('#modalAlert div.modal-header').html(header);
+		$('#modalAlert .modal-body').html(message);
+
+		$('#modalAlert .modal-body .page-reload').on('click', function(event) {
+			event.preventDefault();
+			window.location.reload(true);
+		});
+
+		$('#modalAlert').modal({
+			'backdrop': 'static',
+			'keyboard': true,
+			'show': true
+		});
+	};
+};
 // main
 $(function () {
 

openid-connect-server-webapp/src/main/webapp/resources/js/client.js

@@ -1061,22 +1061,7 @@ var ClientFormView = Backbone.View.extend({
             	app.clientList.add(_self.model);
                 app.navigate('admin/clients', {trigger:true});
             },
-            error:function (error, response) {
-        		console.log("An error occurred when saving a client");
-
-				//Pull out the response text.
-				var responseJson = JSON.parse(response.responseText);
-        		
-        		//Display an alert with an error message
-				$('#modalAlert div.modal-header').html(responseJson.error);
-        		$('#modalAlert div.modal-body').html(responseJson.error_description);
-        		
-    			 $("#modalAlert").modal({ // wire up the actual modal functionality and show the dialog
-    				 "backdrop" : "static",
-    				 "keyboard" : true,
-    				 "show" : true // ensure the modal is shown immediately
-    			 });
-        	}
+            error:apiErrorHandler({log: "An error occurred when saving a client"})
         });
 
         return false;

openid-connect-server-webapp/src/main/webapp/resources/template/admin.html

@@ -110,3 +110,13 @@
             <dd><%- value %></dd>
 
 </script>
+
+<!-- error box -->
+<script type="text/html" id="tmpl-page-reload">
+
+	<p>
+		<span data-i18n="error.reload">It looks like you're not logged in. Reload the page to try again.</span>
+		<button class="btn btn-primary page-reload"><i class="icon-refresh icon-white"></i> <span data-i18n="error.reload-button">Reload</span></button>
+	</p>
+
+</script>